/* ============================================================
   HOSPITAL MANAGEMENT PORTAL — STYLESHEET
   Palette: Deep navy (#0B2D4D), clinical teal (#0E7C7B),
            warm amber accent (#E8A33D), soft slate background.
   ============================================================ */

:root {
    --navy: #0B2D4D;
    --navy-dark: #071E36;
    --teal: #0E7C7B;
    --amber: #E8A33D;
    --red: #C1443C;
    --green: #2F8F5B;
    --purple: #6E5AA8;
    --pink: #B5548E;
    --bg: #F3F5F7;
    --card: #FFFFFF;
    --border: #E3E8EC;
    --text: #1C2733;
    --text-muted: #667385;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14.5px;
}

h1, h2, h3, h4 { font-family: 'Inter', sans-serif; font-weight: 700; margin: 0 0 8px; color: var(--navy-dark); }

a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Layout shell ---------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 230px;
    background: var(--navy-dark);
    color: #cfd8e3;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
}
.sidebar .brand {
    padding: 22px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar .brand .name { color: #fff; font-weight: 800; font-size: 16px; letter-spacing: .3px; }
.sidebar .brand .sub { font-size: 11.5px; color: #93a4b8; margin-top: 2px; }

.sidebar nav { flex: 1; padding: 14px 10px; overflow-y: auto; }
.sidebar .role-tag {
    margin: 4px 10px 14px;
    padding: 4px 10px;
    background: var(--teal);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .4px;
    border-radius: 20px;
    display: inline-block;
}
.sidebar a.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    color: #cfd8e3;
    font-size: 13.5px;
    font-weight: 500;
    margin-bottom: 2px;
}
.sidebar a.nav-link:hover { background: rgba(255,255,255,0.06); text-decoration: none; }
.sidebar a.nav-link.active { background: var(--teal); color: #fff; }
.sidebar .logout-box { padding: 14px; border-top: 1px solid rgba(255,255,255,0.08); }
.sidebar .logout-box a { color: #f3b9b9; font-size: 13px; font-weight: 600; }

.main {
    flex: 1;
    min-width: 0;
}
.topbar {
    background: var(--card);
    border-bottom: 1px solid var(--border);
    padding: 14px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.topbar .page-title { font-size: 19px; font-weight: 800; color: var(--navy-dark); }
.topbar .user-chip { font-size: 13px; color: var(--text-muted); }
.topbar .user-chip b { color: var(--navy-dark); }

.content { padding: 24px 28px 60px; }

/* ---------- Cards & grid ---------- */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}
.card h3 { font-size: 15px; text-transform: uppercase; letter-spacing: .4px; color: var(--navy); margin-bottom: 14px; }

.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-6 { grid-template-columns: repeat(6, 1fr); }
@media (max-width: 900px) {
    .grid-2, .grid-3, .grid-4, .grid-6 { grid-template-columns: 1fr 1fr; }
}

/* ---------- Stat tiles ---------- */
.stat-tile {
    background: var(--card);
    border: 1px solid var(--border);
    border-left: 4px solid var(--teal);
    border-radius: var(--radius);
    padding: 16px 18px;
}
.stat-tile .stat-value { font-size: 26px; font-weight: 800; color: var(--navy-dark); }
.stat-tile .stat-label { font-size: 12.5px; color: var(--text-muted); margin-top: 2px; text-transform: uppercase; letter-spacing: .3px; }
.stat-tile.amber { border-left-color: var(--amber); }
.stat-tile.red { border-left-color: var(--red); }
.stat-tile.purple { border-left-color: var(--purple); }
.stat-tile.green { border-left-color: var(--green); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 9px 16px;
    border-radius: 7px;
    font-size: 13.5px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-align: center;
}
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: #0a6564; text-decoration: none; }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-dark); text-decoration: none; }
.btn-amber { background: var(--amber); color: #402a03; }
.btn-red { background: var(--red); color: #fff; }
.btn-outline { background: #fff; color: var(--navy); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--teal); color: var(--teal); text-decoration: none; }
.btn-sm { padding: 5px 11px; font-size: 12px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Forms ---------- */
label { display: block; font-size: 12.5px; font-weight: 600; color: var(--text-muted); margin-bottom: 5px; }
input[type=text], input[type=number], input[type=date], input[type=password],
input[type=tel], input[type=search], select, textarea {
    width: 100%;
    padding: 9px 11px;
    border: 1px solid var(--border);
    border-radius: 7px;
    font-size: 13.5px;
    font-family: inherit;
    background: #fff;
    color: var(--text);
}
textarea { resize: vertical; min-height: 70px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--teal); outline-offset: 1px; border-color: var(--teal); }
.field { margin-bottom: 14px; }
.checkbox-row { display: flex; align-items: center; gap: 6px; }
.checkbox-row input { width: auto; }

/* ---------- Tables ---------- */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 13.5px; }
th { color: var(--text-muted); font-size: 11.5px; text-transform: uppercase; letter-spacing: .3px; font-weight: 700; }
tr:hover td { background: #FAFBFC; }
.table-wrap { overflow-x: auto; }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11.5px; font-weight: 700; color: #fff; }
.badge-blue { background: #3E76C4; }
.badge-purple { background: var(--purple); }
.badge-orange { background: var(--amber); color: #402a03; }
.badge-teal { background: var(--teal); }
.badge-pink { background: var(--pink); }
.badge-red { background: var(--red); }
.badge-green { background: var(--green); }
.badge-gray { background: #8592A3; }

/* ---------- Alerts ---------- */
.alert { padding: 12px 16px; border-radius: 8px; font-size: 13.5px; margin-bottom: 16px; }
.alert-success { background: #E5F5EC; color: #1C6B41; border: 1px solid #BFE6CE; }
.alert-error { background: #FCEAEA; color: #8F2A24; border: 1px solid #F3C2C2; }
.alert-warn { background: #FDF3E1; color: #7A5209; border: 1px solid #F3DBA6; }
.alert-info { background: #E7F1FB; color: #205587; border: 1px solid #C4DDF5; }

/* ---------- Login page ---------- */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, var(--navy-dark) 0%, var(--navy) 55%, var(--teal) 130%);
    padding: 20px;
}
.login-card {
    background: #fff;
    width: 100%;
    max-width: 380px;
    border-radius: 14px;
    padding: 34px 32px;
    box-shadow: 0 20px 60px rgba(7,30,54,0.35);
}
.login-card .logo-title { font-size: 20px; font-weight: 800; color: var(--navy-dark); text-align: center; }
.login-card .logo-sub { font-size: 12.5px; color: var(--text-muted); text-align: center; margin-bottom: 26px; }
.login-card .btn-primary { width: 100%; padding: 11px; font-size: 14px; margin-top: 6px; }
.demo-creds { margin-top: 22px; padding: 12px 14px; background: #F5F7FA; border-radius: 8px; font-size: 11.5px; color: var(--text-muted); line-height: 1.6; }
.demo-creds b { color: var(--navy); }

/* ---------- Misc ---------- */
.muted { color: var(--text-muted); }
.text-right { text-align: right; }
.mt-0 { margin-top: 0; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.tag-row { display: flex; gap: 8px; flex-wrap: wrap; }
.pill-nav a { padding: 7px 14px; border-radius: 20px; background: #fff; border: 1px solid var(--border); font-size: 12.5px; font-weight: 600; color: var(--navy); }
.pill-nav a.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.empty-state { text-align: center; padding: 40px 20px; color: var(--text-muted); }
.divider { border: none; border-top: 1px solid var(--border); margin: 18px 0; }